16851760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12391}}^1$

素因数の和:12421

約数の個数: 40

約数和(自身を含む): 41488416

約数和(自身を除く): 24636656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 12391, 24782, 49564, 61955, 99128, 123910, 198256, 210647, 247820, 421294, 495640, 842588, 991280, 1053235, 1685176, 2106470, 3370352, 4212940, 8425880, 16851760]

約数ペア:

[(1, 16851760), (2, 8425880), (4, 4212940), (5, 3370352), (8, 2106470), (10, 1685176), (16, 1053235), (17, 991280), (20, 842588), (34, 495640), (40, 421294), (68, 247820), (80, 210647), (85, 198256), (136, 123910), (170, 99128), (272, 61955), (340, 49564), (680, 24782), (1360, 12391)]